David Walsh Blog

• By David WalshJune 1, 2023

  How to Create a Screen Recording with Quicktime

  Creating screen recordings is an essential skill for web developers. Screen recordings can illustrate new features, bugs, or a variety of other ideas. I'm often asked what app I use to create screen recordings and people are shocked when I tell them Quicktime!

• 

  
• By David WalshMay 9, 2023

  Restart Mac From Command Line

  Restarting and shutting down a computer remotely is a frequent task for remote system administrators. As someone that writes many shell scripts, I also find myself automating system restarts. Let's look at a few ways to restart Mac systems from command line!Restart a Local MacTo...

• By David WalshMay 8, 2023

  How to Use Your Domain on Bluesky

  Bluesky is a hot new social networking platform that functions like Twitter from Twitter's original founder. New users are flooding into the platform as a respite from Elon Musk's vision of Twitter and the fumbles that have happened since his takeover. Upon signing up...

• By David WalshMay 2, 2023

  10 Great Multipurpose WordPress Themes

  Multipurpose themes are flexible WordPress templates that can be used to create virtually any kind of website. They are often best-sellers, and because they are so popular there are a lot of them to choose from. Too many in fact unless you have time to spare...

• By David WalshMay 1, 2023

  How to Blur Faces in a Video from Command Line

  Privacy is always incredibly important, especially with visual media where you may not have the permission of individuals in the video. If you're filming something in public, it's likely you'll catch someone's face who simply doesn't want or need to be identified. This recently...

• By David WalshApril 27, 2023

  CSS content-visibility

  The CSS language is full of small gaps which are frustrating to navigate. Between CSS properties to hide a container and its contents, there is still room for improvement. visibility: hidden keeps height and width integrity while display: none on a container hides everything. You can...

• By David WalshApril 18, 2023

  How to Get a Computer’s Hardware ID

  Cheating in online games is a huge issue these days -- just ask anyone playing PUBG. Cheaters aren't difficult for players to spot but vendors oftentimes don't do enough to punish these villains. Krafton recently announced they would start banning cheaters by hardware ID...

• By David WalshApril 17, 2023

  JavaScript Array Group

  Managing, sorting, and manipulating data with JavaScript is a skill we've often delegated to third party libraries like lodash. As the JavaScript language progresses, however, these features eventually get. added to the JavaScript specification. Two such APIs for grouping of Array data are `Array.prototype.group...

• By David WalshApril 13, 2023

  How to Get a Base64 Version of a File From Command Line

  A while back I wrote an article on how to Convert Image to Data URI with JavaScript. It's a neat trick developers can use for any number of reasons. Instead of abusing canvas, however, why not simply get the base64 data from...

• By David WalshApril 10, 2023

  How to Get Mac Battery Level from Command Line

  I'm a big fan of having as much information as I can get within the command line. I couldn't go without knowing which git branch I'm on, for example. Another important piece of information I like having is my current battery percentage.To get...